/**
  ******************************************************************************
  * @file    Project/STM32F4xx_StdPeriph_Templates/stm32f4xx_it.c 
  * @author  MCD Application Team
  * @version V1.5.0
  * @date    06-March-2015
  * @brief   Main Interrupt Service Routines.
  *          This file provides template for all exceptions handler and 
  *          peripherals interrupt service routine.
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; COPYRIGHT 2015 STMicroelectronics</center></h2>
  *
  * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
  * You may not use this file except in compliance with the License.
  * You may obtain a copy of the License at:
  *
  *        http://www.st.com/software_license_agreement_liberty_v2
  *
  * Unless required by applicable law or agreed to in writing, software 
  * distributed under the License is distributed on an "AS IS" BASIS, 
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  *
  ******************************************************************************
  */

/* Includes ------------------------------------------------------------------*/
#include "stm32f4xx_it.h"
#include "stdio.h"
//#define rt_uint32_t unsigned int
//typedef struct
//{
//    rt_uint32_t exc_return;
//    rt_uint32_t r4;
//    rt_uint32_t r5;
//    rt_uint32_t r6;
//    rt_uint32_t r7;
//    rt_uint32_t r8;
//    rt_uint32_t r9;
//    rt_uint32_t r10;
//    rt_uint32_t r11;
//    rt_uint32_t r0;
//    rt_uint32_t r1;
//    rt_uint32_t r2;
//    rt_uint32_t r3;
//    rt_uint32_t r12;
//    rt_uint32_t lr;
//    rt_uint32_t pc;
//    rt_uint32_t psr;
//}exception_info;
// 
//void rt_hw_hard_fault_exception( exception_info * exception_info);
/** @addtogroup Template_Project
  * @{
  */

/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/

/******************************************************************************/
/*            Cortex-M4 Processor Exceptions Handlers                         */
/******************************************************************************/

/**
  * @brief  This function handles NMI exception.
  * @param  None
  * @retval None
  */
void NMI_Handler(void)
{
}

/**
  * @brief  This function handles Hard Fault exception.
  * @param  None
  * @retval None
  */

//void HardFault_Handler(void)
//{
//  /* USER CODE BEGIN HardFault_IRQn 0 */
////     exception_info ei;
////	rt_hw_hard_fault_exception(&ei);
//	
//  /* USER CODE END HardFault_IRQn 0 */
//  while (1)
//  {
//    /* USER CODE BEGIN W1_HardFault_IRQn 0 */
//    /* USER CODE END W1_HardFault_IRQn 0 */
//  }
//}

 

 
/*
 * fault exception handler
 */
//void rt_hw_hard_fault_exception( exception_info * exception_info)
//{
//    unsigned int *app_sp;
// 
//    u16 i;
//    app_sp = (unsigned int *)(exception_info + 1);  /* context + 16*4 */
//    
//    printf("psr: 0x%08x\r\n", exception_info->psr);
//    printf("r00: 0x%08x\r\n", exception_info->r0);
//    printf("r01: 0x%08x\r\n", exception_info->r1);
//    printf("r02: 0x%08x\r\n", exception_info->r2);
//    printf("r03: 0x%08x\r\n", exception_info->r3);
//    printf("r04: 0x%08x\r\n", exception_info->r4);
//    printf("r05: 0x%08x\r\n", exception_info->r5);
//    printf("r06: 0x%08x\r\n", exception_info->r6);
//    printf("r07: 0x%08x\r\n", exception_info->r7);
//    printf("r08: 0x%08x\r\n", exception_info->r8);
//    printf("r09: 0x%08x\r\n", exception_info->r9);
//    printf("r10: 0x%08x\r\n", exception_info->r10);
//    printf("r11: 0x%08x\r\n", exception_info->r11);
//    printf("r12: 0x%08x\r\n", exception_info->r12);
//    printf(" lr: 0x%08x\r\n", exception_info->lr);
//    printf(" pc: 0x%08x\r\n", exception_info->pc);
// 
//    printf("stacks: \r\n");
//    i = 0;
//    for (i = 0; i < 1024; )
//    {
//        printf("%08x ", *app_sp);
//        app_sp++;
//        i++;
//        if (i % 16 == 0)
//            printf("\r\n");
//            
//    }
//    printf("\r\n");
// 
//    while (1);
//}
 

/**
  * @brief  This function handles Memory Manage exception.
  * @param  None
  * @retval None
  */
void MemManage_Handler(void)
{
  /* Go to infinite loop when Memory Manage exception occurs */
  while (1)
  {
  }
}

/**
  * @brief  This function handles Bus Fault exception.
  * @param  None
  * @retval None
  */
void BusFault_Handler(void)
{
  /* Go to infinite loop when Bus Fault exception occurs */
  while (1)
  {
  }
}

/**
  * @brief  This function handles Usage Fault exception.
  * @param  None
  * @retval None
  */
void UsageFault_Handler(void)
{
  /* Go to infinite loop when Usage Fault exception occurs */
  while (1)
  {
  }
}

/**
  * @brief  This function handles SVCall exception.
  * @param  None
  * @retval None
  */
void SVC_Handler(void)
{
}

/**
  * @brief  This function handles Debug Monitor exception.
  * @param  None
  * @retval None
  */
void DebugMon_Handler(void)
{
}

/**
  * @brief  This function handles PendSVC exception.
  * @param  None
  * @retval None
  */
void PendSV_Handler(void)
{
}

/**
  * @brief  This function handles SysTick Handler.
  * @param  None
  * @retval None
  */
void SysTick_Handler(void)
{

}

/******************************************************************************/
/*                 STM32F4xx Peripherals Interrupt Handlers                   */
/*  Add here the Interrupt Handler for the used peripheral(s) (PPP), for the  */
/*  available peripheral interrupt handler's name please refer to the startup */
/*  file (startup_stm32f4xx.s).                                               */
/******************************************************************************/

/**
  * @brief  This function handles PPP interrupt request.
  * @param  None
  * @retval None
  */
/*void PPP_IRQHandler(void)
{
}*/

/**
  * @}
  */ 


/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
